quirks/table-cell-width-calculation.html - external/w3c/web-platform-tests - Git at Google

 <!doctype html>
 <html>
  <head>
  <title>The table cell width calculation quirk</title>
  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
  <style> iframe { width:200px; height:20px; } </style>
  </head>
  <body>
  <div id=log></div>
  <iframe id=quirks></iframe>
  <iframe id=almost></iframe>
  <iframe id=standards></iframe>
  <script>
  setup({explicit_done:true});

  var png = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==";
  var preload = new Image();
  preload.src = png;

  onload = function() {
  var html = "<style id=style></style><table><tr><td id=test></table><table><tr><td id=ref></table><table><tr><td id=s_ref></table>";
  var a_doctype = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">';
  var s_doctype = '<!DOCTYPE HTML>';
  var q = document.getElementById('quirks').contentWindow;
  var a = document.getElementById('almost').contentWindow;
  var s = document.getElementById('standards').contentWindow;
  q.document.open();
  q.document.write(html);
  q.document.close();
  a.document.open();
  a.document.write(a_doctype + html);
  a.document.close();
  s.document.open();
  s.document.write(s_doctype + html);
  s.document.close();
  [q, a, s].forEach(function(win) {
  ['style', 'test', 'ref', 's_ref'].forEach(function(id) {
  win.__proto__.__defineGetter__(id, function() { return win.document.getElementById(id); });
  });
  });
  q.title = 'quirks mode';
  a.title = 'almost standards mode';
  s.title = 'standards mode';

  var tests = [
  {desc:"baseline",
  style:'table { width:8px }', // cell content width should be 2px (2px cell-spacing, 1px padding)
  test:'<img src="{png}">',
  ref:'<img src="{png}">',
  s_ref:'<img src="{png}">'},

  {desc:"basic",
  style:'table { width:8px }',
  test:'<img src="{png}"><img src="{png}"><img src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"inline-block",
  style:'table { width:8px } img { display:inline-block }',
  test:'<img src="{png}"><img src="{png}"><img src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"img in span",
  style:'table { width:8px }',
  test:'<span><img src="{png}"><img src="{png}"><img src="{png}"></span>',
  ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"the don't-wrap rule is only for the purpose of calculating the width of the cell",
  style:'table { width:8px }',
  test:'<img src="{png}"><wbr><img src="{png}"><img src="{png}"><img src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr>'},

  {desc:"the quirk only applies when the cell is the containing block",
  style:'table { width:8px }',
  test:'<div><img src="{png}"><img src="{png}"><img src="{png}"></div>',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr>'},

  {desc:"the quirk shouldn't apply for generated content",
  style:'table { width:8px } #test::before { content:url("{png}") url("{png}") url("{png}") }',
  test:'',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"the quirk shouldn't apply for <input>",
  style:'table { width:8px }',
  test:'<input type=image src="{png}"><input type=image src="{png}"><input type=image src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"the quirk shouldn't apply for <object>",
  style:'table { width:8px }',
  test:'<object data="{png}"></object><object data="{png}"></object><object data="{png}"></object>',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"the quirk shouldn't apply for <embed>",
  style:'table { width:8px }',
  test:'<embed src="{png}"><embed src="{png}"><embed src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"the quirk shouldn't apply for <video poster>",
  style:'table { width:8px }',
  test:'<video poster="{png}"></video><video poster="{png}"></video><video poster="{png}"></video>',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"non-auto width on cell",
  style:'td { width:2px }',
  test:'<img src="{png}"><img src="{png}"><img src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  {desc:"zero width on cell, specified with on table",
  style:'table { width:8px } td { width:0 }',
  test:'<img src="{png}"><img src="{png}"><img src="{png}">',
  ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
  s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

  // tests below use overwrite body.innerHTML so tests using test/ref/s_ref props need to be above
  {desc:"display:table-cell on span",
  style:'div { display:table; width:2px } span { display:table-cell }',
  body:'<div><span id=test><img src="{png}"><img src="{png}"><img src="{png}"></span></div>'+
  '<div><span id=ref><nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr></span></div>'+
  '<div><span id=s_ref><nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr></span></div>'},

  {desc:"display:table-cell on span, wbr",
  style:'div { display:table; width:2px } span { display:table-cell }',
  body:'<div><span id=test><img src="{png}"><wbr><img src="{png}"><img src="{png}"><img src="{png}"></span></div>'+
  '<div><span id=ref><nobr><img src="{png}"><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr></span></div>'+
  '<div><span id=s_ref><nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr></span></div>'},
  ];

  tests.forEach(function(t) {
  test(function() {
  var style = t.style.replace(/\{png\}/g, png);
  var test = t.test && t.test.replace(/\{png\}/g, png);
  var ref = t.ref && t.ref.replace(/\{png\}/g, png);
  var s_ref = t.s_ref && t.s_ref.replace(/\{png\}/g, png);
  var body = t.body && t.body.replace(/\{png\}/g, png);
  [q, a, s].forEach(function(win) {
  win.style.textContent = style;
  if (body !== undefined) {
  win.document.body.innerHTML = body;
  } else {
  win.test.innerHTML = test;
  win.ref.innerHTML = ref;
  win.s_ref.innerHTML = s_ref;
  }
  assert_equals(win.getComputedStyle(win.test).width,
  win.getComputedStyle(win == q ? win.ref : win.s_ref).width,
  'cell width, '+win.title);
  var test_imgs = win.test.querySelectorAll('img');
  var ref_imgs = win.ref.querySelectorAll('img');
  var s_ref_imgs = win.s_ref.querySelectorAll('img');
  for (var i = 0; i < test_imgs.length; ++i) {
  assert_equals(test_imgs[i].offsetLeft,
  win == q ? ref_imgs[i].offsetLeft : s_ref_imgs[i].offsetLeft,
  'img '+i+' offsetLeft, '+win.title);
  }
  });
  }, document.title+', '+t.desc);
  });

  done();
  }
  </script>
  </body>
 </html>
	<!doctype html>
	<html>
	<head>
	<title>The table cell width calculation quirk</title>
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<style> iframe { width:200px; height:20px; } </style>
	</head>
	<body>
	<div id=log></div>
	<iframe id=quirks></iframe>
	<iframe id=almost></iframe>
	<iframe id=standards></iframe>
	<script>
	setup({explicit_done:true});

	var png = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAACklEQVR4nGMAAQAABQABDQottAAAAABJRU5ErkJggg==";
	var preload = new Image();
	preload.src = png;

	onload = function() {
	var html = "<style id=style></style><table><tr><td id=test></table><table><tr><td id=ref></table><table><tr><td id=s_ref></table>";
	var a_doctype = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">';
	var s_doctype = '<!DOCTYPE HTML>';
	var q = document.getElementById('quirks').contentWindow;
	var a = document.getElementById('almost').contentWindow;
	var s = document.getElementById('standards').contentWindow;
	q.document.open();
	q.document.write(html);
	q.document.close();
	a.document.open();
	a.document.write(a_doctype + html);
	a.document.close();
	s.document.open();
	s.document.write(s_doctype + html);
	s.document.close();
	[q, a, s].forEach(function(win) {
	['style', 'test', 'ref', 's_ref'].forEach(function(id) {
	win.__proto__.__defineGetter__(id, function() { return win.document.getElementById(id); });
	});
	});
	q.title = 'quirks mode';
	a.title = 'almost standards mode';
	s.title = 'standards mode';

	var tests = [
	{desc:"baseline",
	style:'table { width:8px }', // cell content width should be 2px (2px cell-spacing, 1px padding)
	test:'<img src="{png}">',
	ref:'<img src="{png}">',
	s_ref:'<img src="{png}">'},

	{desc:"basic",
	style:'table { width:8px }',
	test:'<img src="{png}"><img src="{png}"><img src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"inline-block",
	style:'table { width:8px } img { display:inline-block }',
	test:'<img src="{png}"><img src="{png}"><img src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"img in span",
	style:'table { width:8px }',
	test:'<span><img src="{png}"><img src="{png}"><img src="{png}"></span>',
	ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"the don't-wrap rule is only for the purpose of calculating the width of the cell",
	style:'table { width:8px }',
	test:'<img src="{png}"><wbr><img src="{png}"><img src="{png}"><img src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr>'},

	{desc:"the quirk only applies when the cell is the containing block",
	style:'table { width:8px }',
	test:'<div><img src="{png}"><img src="{png}"><img src="{png}"></div>',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr>'},

	{desc:"the quirk shouldn't apply for generated content",
	style:'table { width:8px } #test::before { content:url("{png}") url("{png}") url("{png}") }',
	test:'',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"the quirk shouldn't apply for <input>",
	style:'table { width:8px }',
	test:'<input type=image src="{png}"><input type=image src="{png}"><input type=image src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"the quirk shouldn't apply for <object>",
	style:'table { width:8px }',
	test:'<object data="{png}"></object><object data="{png}"></object><object data="{png}"></object>',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"the quirk shouldn't apply for <embed>",
	style:'table { width:8px }',
	test:'<embed src="{png}"><embed src="{png}"><embed src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"the quirk shouldn't apply for <video poster>",
	style:'table { width:8px }',
	test:'<video poster="{png}"></video><video poster="{png}"></video><video poster="{png}"></video>',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"non-auto width on cell",
	style:'td { width:2px }',
	test:'<img src="{png}"><img src="{png}"><img src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	{desc:"zero width on cell, specified with on table",
	style:'table { width:8px } td { width:0 }',
	test:'<img src="{png}"><img src="{png}"><img src="{png}">',
	ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>',
	s_ref:'<nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr>'},

	// tests below use overwrite body.innerHTML so tests using test/ref/s_ref props need to be above
	{desc:"display:table-cell on span",
	style:'div { display:table; width:2px } span { display:table-cell }',
	body:'<div><span id=test><img src="{png}"><img src="{png}"><img src="{png}"></span></div>'+
	'<div><span id=ref><nobr><img src="{png}"><img src="{png}"><img src="{png}"></nobr></span></div>'+
	'<div><span id=s_ref><nobr><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr></span></div>'},

	{desc:"display:table-cell on span, wbr",
	style:'div { display:table; width:2px } span { display:table-cell }',
	body:'<div><span id=test><img src="{png}"><wbr><img src="{png}"><img src="{png}"><img src="{png}"></span></div>'+
	'<div><span id=ref><nobr><img src="{png}"><img src="{png}"><img src="{png}"><br><img src="{png}"></nobr></span></div>'+
	'<div><span id=s_ref><nobr><img src="{png}"><img src="{png}"><br><img src="{png}"><img src="{png}"></nobr></span></div>'},
	];

	tests.forEach(function(t) {
	test(function() {
	var style = t.style.replace(/\{png\}/g, png);
	var test = t.test && t.test.replace(/\{png\}/g, png);
	var ref = t.ref && t.ref.replace(/\{png\}/g, png);
	var s_ref = t.s_ref && t.s_ref.replace(/\{png\}/g, png);
	var body = t.body && t.body.replace(/\{png\}/g, png);
	[q, a, s].forEach(function(win) {
	win.style.textContent = style;
	if (body !== undefined) {
	win.document.body.innerHTML = body;
	} else {
	win.test.innerHTML = test;
	win.ref.innerHTML = ref;
	win.s_ref.innerHTML = s_ref;
	}
	assert_equals(win.getComputedStyle(win.test).width,
	win.getComputedStyle(win == q ? win.ref : win.s_ref).width,
	'cell width, '+win.title);
	var test_imgs = win.test.querySelectorAll('img');
	var ref_imgs = win.ref.querySelectorAll('img');
	var s_ref_imgs = win.s_ref.querySelectorAll('img');
	for (var i = 0; i < test_imgs.length; ++i) {
	assert_equals(test_imgs[i].offsetLeft,
	win == q ? ref_imgs[i].offsetLeft : s_ref_imgs[i].offsetLeft,
	'img '+i+' offsetLeft, '+win.title);
	}
	});
	}, document.title+', '+t.desc);
	});

	done();
	}
	</script>
	</body>
	</html>